Atlas Obscura

2,400-Year-Old Frescos Survive Grave Robbers, Thrive Under Concrete Hat

Encased safely inside a concrete protective shell beneath a 12-metre-high burial mound (tumulus) is a late 4th-century BC Macedonian tomb holding a breathtaking secret: flawlessly preserved, 2,400-year-old fresco paintings. Though ancient grave robbers stripped the burial…